/[pcsx2_0.9.7]/trunk/3rdparty/w32pthreads/sched_yield.c
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Contents of /trunk/3rdparty/w32pthreads/sched_yield.c

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Revision 10 - (show annotations) (download)
Mon Sep 6 11:40:06 2010 UTC (9 years, 5 months ago) by william
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exported r3113 from ./upstream/trunk
1 /*
2 * sched_yield.c
3 *
4 * Description:
5 * POSIX thread functions that deal with thread scheduling.
6 *
7 * --------------------------------------------------------------------------
8 *
9 * Pthreads-win32 - POSIX Threads Library for Win32
10 * Copyright(C) 1998 John E. Bossom
11 * Copyright(C) 1999,2005 Pthreads-win32 contributors
12 *
13 * Contact Email: rpj@callisto.canberra.edu.au
14 *
15 * The current list of contributors is contained
16 * in the file CONTRIBUTORS included with the source
17 * code distribution. The list can also be seen at the
18 * following World Wide Web location:
19 * http://sources.redhat.com/pthreads-win32/contributors.html
20 *
21 * This library is free software; you can redistribute it and/or
22 * modify it under the terms of the GNU Lesser General Public
23 * License as published by the Free Software Foundation; either
24 * version 2 of the License, or (at your option) any later version.
25 *
26 * This library is distributed in the hope that it will be useful,
27 * but WITHOUT ANY WARRANTY; without even the implied warranty of
28 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
29 * Lesser General Public License for more details.
30 *
31 * You should have received a copy of the GNU Lesser General Public
32 * License along with this library in the file COPYING.LIB;
33 * if not, write to the Free Software Foundation, Inc.,
34 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
35 */
36
37 #include "ptw32pch.h"
38 #include "sched.h"
39
40 int
41 sched_yield (void)
42 /*
43 * ------------------------------------------------------
44 * DOCPUBLIC
45 * This function indicates that the calling thread is
46 * willing to give up some time slices to other threads.
47 *
48 * PARAMETERS
49 * N/A
50 *
51 *
52 * DESCRIPTION
53 * This function indicates that the calling thread is
54 * willing to give up some time slices to other threads.
55 * NOTE: Since this is part of POSIX 1003.1b
56 * (realtime extensions), it is defined as returning
57 * -1 if an error occurs and sets errno to the actual
58 * error.
59 *
60 * RESULTS
61 * 0 successfully created semaphore,
62 * ENOSYS sched_yield not supported,
63 *
64 * ------------------------------------------------------
65 */
66 {
67 Sleep (0);
68
69 return 0;
70 }

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